1 Central Public Health Laboratory, Hellenic Centre for Disease Control and Prevention, Athens, Greece Department of Molecular Biology and Genetics, Democritus University of Thrace, Alexandroupolis, Greece Department of Medical Laboratories Technological Educational Institute of Athens, Athens, Greece.
2 Environmental Microbiology Unit, Department of Public Health, School of Medicine, University of Patras, Greece.
3 Department of Molecular Biology and Genetics, Democritus University of Thrace, Alexandroupolis, Greece.
4 Region of Western Greece, Patras, Greece.
5 Department of Medical Laboratories Technological Educational Institute of Athens, Athens, Greece.